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From:   Felix Fietkau <nbd@nbd.name>
To:     linux-wireless@vger.kernel.org
Subject: [PATCH] mt76: do not attempt to reorder received 802.3 packets without agg session
Date:   Wed, 20 Apr 2022 13:25:24 +0200
Message-Id: <20220420112524.52430-1-nbd@nbd.name>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Fixes potential latency / packet drop issues in cases where a BA session has
not (yet) been established.

Fixes: e195dad14115 ("mt76: add support for 802.3 rx frames")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 drivers/net/wireless/mediatek/mt76/agg-rx.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c
index 9b8e1dfbc814..10cbd9e560e7 100644
--- a/drivers/net/wireless/mediatek/mt76/agg-rx.c
+++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c
@@ -162,8 +162,9 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames)
 	if (!sta)
 		return;
 
-	if (!status->aggr && !(status->flag & RX_FLAG_8023)) {
-		mt76_rx_aggr_check_ctl(skb, frames);
+	if (!status->aggr) {
+		if (!(status->flag & RX_FLAG_8023))
+			mt76_rx_aggr_check_ctl(skb, frames);
 		return;
 	}
 
-- 
2.35.1